45039464540 has 24 divisors (see below), whose sum is σ = 108094715232. Its totient is φ = 15442102080.

The previous prime is 45039464473. The next prime is 45039464557. The reversal of 45039464540 is 4546493054.

It is a junction number, because it is equal to n+sod(n) for n = 45039464491 and 45039464500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160855091 + ... + 160855370.

It is an arithmetic number, because the mean of its divisors is an integer number (4503946468).

Almost surely, 2^45039464540 is an apocalyptic number.

It is an amenable number.

45039464540 is an abundant number, since it is smaller than the sum of its proper divisors (63055250692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45039464540 is a wasteful number, since it uses less digits than its factorization.

45039464540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321710477 (or 321710475 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 45039464540 in words is "forty-five billion, thirty-nine million, four hundred sixty-four thousand, five hundred forty".